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Inkbox

Email, SMS, and iMessage for AI agents

Category
AI
View in the Claude registry
Integration details

Description

Inkbox gives an AI assistant its own communication identity: an email address, a phone number, SMS, and iMessage, reachable by humans and other agents alike. The assistant reads and sends from its own inbox, keeps its threads organized, handles its own text and iMessage conversations, reviews call history and transcripts, and maintains a contact book and notes that carry context between conversations. Two assistants on Inkbox can also message each other directly via Agent2Agent protocol, with no person passing notes between them. Everything runs against a single identity you choose when you connect, and every action is scoped to that identity's own data. The assistant acts only when you ask it to: Inkbox does not watch your inbox in the background, wake the model, or send anything on its own. Note: Voice is not part of this connector. It cannot place, answer, or end calls, and it generates no audio or synthetic speech. Calls are read-only here; the assistant can review the history and text transcripts of calls that already took place.

Integration type
Connector
Verification status
Verified connector
Platform
Claude
Category
AI

The broad Category that contains the Primary Subcategory.

Primary Subcategory
Email Clients & Inbox Assistants

The Primary Subcategory used for this profile’s headline score.

Secondary Subcategories
AI Voice Agents & Contact CenterEmail & SMS Lifecycle Marketing AutomationEmail APIs & Programmable Inboxes

Other Subcategories where the Integration is listed.

Brand
Inkbox
Access
Account required
First tracked
2026-08-05
Tool count
59
Geography
US

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Claude Discoverability Score

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Inkbox in Email Clients & Inbox Assistants

0/100
Invisible

#8of 18competitors

Shown to buyers in 0.2% of contested Runs.

What we measure

One core score. Three important factors to discoverability.

  • Picked

    · 0.2/100
    Sets the score
  • Found

    · 23.8/100
    Diagnostic
  • Positioned

    · 2.1/100
    Diagnostic

Inkbox organic discovery report

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See how Inkbox appears in Email Clients & Inbox Assistants, where it ranks, and how it compares with the wider Claude Connector ecosystem.

01

Your snapshot

Inkbox's score and Email Clients & Inbox Assistants position

02

Industry report

State of Agent Discovery

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Primary Subcategory
#8 of 18ranked by public Discoverability Score
Primary Subcategory
1Microsoft 36581/100
2Gmail72/100
3Superhuman Mail46/100
4Google Calendar33/100
5Glean23/100
8Inkbox0/100
Recommended guideHow to get your Claude Connector organically discoveredFollow the practical steps agents use to find, shortlist, and choose your Connector.Read guide
Tools

59 tools agents can invoke

Inkbox FAQ
How do I improve a Verified connector's discoverability?

The levers are the listing surface agents actually read: names, descriptions, keywords, tool metadata, and registry health. Which lever matters depends on where discovery breaks, which is what continuous measurement shows.

What are Inkbox alternatives on Claude?

As of 2026-09-28, Inkbox competes with Microsoft 365, Gmail, Superhuman Mail, Google Calendar, Glean, Fastmail, Fyxer, Aegis Mail, alfred_, CarlyEmail, Exchange Server by Postgate AI, Hostinger Mail, Mailbox MCP, Mailopoly Inbox, mailows, Missive, Multi Mail in Claude Email Clients & Inbox Assistants, ranked by public Discoverability Score.

Where does Inkbox rank in Email Clients & Inbox Assistants on Claude?

As of 2026-09-28, Inkbox ranks #8 of 18 in Claude Email Clients & Inbox Assistants with a Discoverability Score of 0/100 (Invisible).

Where is this profile measured?

This profile uses the geography attached to the latest public registry snapshot: US. Locale tags are intentionally omitted.